Every automated EN 301 549 check

73 machine-decidable checks, each mapped to the EN 301 549 v3.2.1 clause a supervising authority would cite.

Active <area> elements must have alternative textEN 9.2.4.4, 9.4.1.2 area-alt
Elements must only use supported ARIA attributesEN 9.4.1.2 aria-allowed-attr
aria-braille attributes must have a non-braille equivalentEN 9.4.1.2 aria-braille-equivalent
ARIA commands must have an accessible nameEN 9.4.1.2 aria-command-name
ARIA attributes must be used as specified for the element's roleEN 9.4.1.2 aria-conditional-attr
Deprecated ARIA roles must not be usedEN 9.4.1.2 aria-deprecated-role
aria-hidden="true" must not be present on the document bodyEN 9.1.3.1, 9.4.1.2 aria-hidden-body
ARIA hidden element must not be focusable or contain focusable elementsEN 9.4.1.2 aria-hidden-focus
ARIA input fields must have an accessible nameEN 9.4.1.2 aria-input-field-name
ARIA meter nodes must have an accessible nameEN 9.1.1.1 aria-meter-name
ARIA progressbar nodes must have an accessible nameEN 9.1.1.1 aria-progressbar-name
Elements must only use permitted ARIA attributesEN 9.4.1.2 aria-prohibited-attr
Required ARIA attributes must be providedEN 9.4.1.2 aria-required-attr
Certain ARIA roles must contain particular childrenEN 9.1.3.1 aria-required-children
Certain ARIA roles must be contained by particular parentsEN 9.1.3.1 aria-required-parent
aria-roledescription must be on elements with a semantic roleEN 9.4.1.2 aria-roledescription
ARIA roles used must conform to valid valuesEN 9.4.1.2 aria-roles
ARIA toggle fields must have an accessible nameEN 9.4.1.2 aria-toggle-field-name
ARIA tooltip nodes must have an accessible nameEN 9.4.1.2 aria-tooltip-name
ARIA attributes must conform to valid namesEN 9.4.1.2 aria-valid-attr
ARIA attributes must conform to valid valuesEN 9.4.1.2 aria-valid-attr-value
<audio> elements must have a captions trackEN 9.1.2.1 audio-caption
autocomplete attribute must be used correctlyEN 9.1.3.5 autocomplete-valid
Inline text spacing must be adjustable with custom stylesheetsEN 9.1.4.12 avoid-inline-spacing
<blink> elements are deprecated and must not be usedEN 9.2.2.2 blink
Buttons must have discernible textEN 9.4.1.2 button-name
Page must have means to bypass repeated blocksEN 9.2.4.1 bypass
Elements must meet minimum color contrast ratio thresholdsEN 9.1.4.3 color-contrast
Elements must meet enhanced color contrast ratio thresholdsEN 9.1.4.6 color-contrast-enhanced
CSS Media queries must not lock display orientationEN 9.1.3.4 css-orientation-lock
<dl> elements must only directly contain properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elementsEN 9.1.3.1 definition-list
<dt> and <dd> elements must be contained by a <dl>EN 9.1.3.1 dlitem
Documents must have <title> element to aid in navigationEN 9.2.4.2 document-title
id attribute value must be uniqueEN 9.4.1.1 duplicate-id
IDs of active elements must be uniqueEN 9.4.1.1 duplicate-id-active
IDs used in ARIA and labels must be uniqueEN 9.4.1.2 duplicate-id-aria
Form field must not have multiple label elementsEN 9.3.3.2 form-field-multiple-labels
Frames with focusable content must not have tabindex=-1EN 9.2.1.1 frame-focusable-content
Frames must have an accessible nameEN 9.4.1.2 frame-title
Frames must have a unique title attributeEN 9.4.1.2 frame-title-unique
<html> element must have a lang attributeEN 9.3.1.1 html-has-lang
<html> element must have a valid value for the lang attributeEN 9.3.1.1 html-lang-valid
HTML elements with lang and xml:lang must have the same base languageEN 9.3.1.1 html-xml-lang-mismatch
Links with the same name must have a similar purposeEN 9.2.4.9 identical-links-same-purpose
Images must have alternative textEN 9.1.1.1 image-alt
Input buttons must have discernible textEN 9.4.1.2 input-button-name
Image buttons must have alternative textEN 9.1.1.1, 9.4.1.2 input-image-alt
Form elements must have labelsEN 9.4.1.2 label
Elements must have their visible text as part of their accessible nameEN 9.2.5.3 label-content-name-mismatch
Links must be distinguishable without relying on colorEN 9.1.4.1 link-in-text-block
Links must have discernible textEN 9.2.4.4, 9.4.1.2 link-name
<ul> and <ol> must only directly contain <li>, <script> or <template> elementsEN 9.1.3.1 list
<li> elements must be contained in a <ul> or <ol>EN 9.1.3.1 listitem
<marquee> elements are deprecated and must not be usedEN 9.2.2.2 marquee
Delayed refresh under 20 hours must not be usedEN 9.2.2.1 meta-refresh
Delayed refresh must not be usedEN 9.2.2.4, 9.3.2.5 meta-refresh-no-exceptions
Zooming and scaling must not be disabledEN 9.1.4.4 meta-viewport
Interactive controls must not be nestedEN 9.4.1.2 nested-interactive
<video> or <audio> elements must not play automaticallyEN 9.1.4.2 no-autoplay-audio
<object> elements must have alternative textEN 9.1.1.1 object-alt
Styled <p> elements must not be used as headingsEN 9.1.3.1 p-as-heading
[role="img"] elements must have an alternative textEN 9.1.1.1 role-img-alt
Scrollable region must have keyboard accessEN 9.2.1.1, 9.2.1.3 scrollable-region-focusable
Select element must have an accessible nameEN 9.4.1.2 select-name
Server-side image maps must not be usedEN 9.2.1.1 server-side-image-map
Summary elements must have discernible textEN 9.4.1.2 summary-name
<svg> elements with an img role must have an alternative textEN 9.1.1.1 svg-img-alt
Data or header cells must not be used to give caption to a data table.EN 9.1.3.1 table-fake-caption
Non-empty <td> elements in larger <table> must have an associated table headerEN 9.1.3.1 td-has-header
Table cells that use the headers attribute must only refer to cells in the same tableEN 9.1.3.1 td-headers-attr
Table headers in a data table must refer to data cellsEN 9.1.3.1 th-has-data-cells
lang attribute must have a valid valueEN 9.3.1.2 valid-lang
<video> elements must have captionsEN 9.1.2.2 video-caption

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